CVE-2025-52931 is a denial-of-service vulnerability affecting Mattermost Confluence Plugin versions prior to 1.5.0. Attackers can crash the plugin by sending malformed requests to the update channel subscription endpoint. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with no user interaction, leading to high availability impact. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.5.0CPE matchmatch criteria | cpe:2.3:a:mattermost:confluence:*:*:*:*:*:mattermost:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.